Neo Spiramycin I, 100 µg/ml, Methanol, 1ml

EPA Method 500 Series Internal Standard #5

Nitrite as NO2-

Trimipramine-d3maleate (N-methyl-d3), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1185245-93-5